Which of the following describes how the weighted average atomic mass of an element having two isotopes is determined? A. (mass of isotope A + mass of isotope B)/2 B. (mass of isotope A + mas of isotope B) % abundance of isotope A+\% abundance of isotope B) C. (mass of isotope Aabundance of isotope A) + (mass of isotope B) % abundance of isotope B) D. 2(mass of isotope A + ma mass of isotope B) + (% abundance of isotope A + % abundance of isotope ope B)/2

Explanation for basic character?

The diagram below shows a cell placed in a solution.a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it.it will expand as water moves into it. it will shrink as water moves into it.

Heat energy, carbon dioxide, and water are released through which process? a. photosynthesis b. depolymerization c. digestion d. cellular respiration